/Engine/Plugins/Editor/WaveformEditor/Source/WaveformTransformationsWidgets/Public/WaveformTransformationRendererBase.h
Gets the transformations properties.IPropertyHandleis used to get/set properties to have full support of change notifiers, editor undo ecc
virtual void SetPropertyHandles ( const [TArray](API\Runtime\Core\Containers\TArray)< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [IPropertyHandle](API\Editor\PropertyEditor\IPropertyHandle) >> & InPropertyHandles )